GB/T 43905.5-2024

Laboratory method for sampling fume and gases in welding and allied processes—Part 5: Identification of thermal-degradation products generated when welding or cutting through products composed wholly or partly of organic materials using pyrolysis-gas chromatography-mass spectrometry

焊接及相关工艺中烟尘和气体取样的实验室方法 第5部分：基于热解-气相色谱-质谱法的焊接或切割中有机材料热降解物的识别